EP3986326C0 - Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale - Google Patents

Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale

Info

Publication number
EP3986326C0
EP3986326C0 EP20740147.2A EP20740147A EP3986326C0 EP 3986326 C0 EP3986326 C0 EP 3986326C0 EP 20740147 A EP20740147 A EP 20740147A EP 3986326 C0 EP3986326 C0 EP 3986326C0
Authority
EP
European Patent Office
Prior art keywords
intraoral
digital
generating
dimensional
dimensional image
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP20740147.2A
Other languages
German (de)
English (en)
Other versions
EP3986326A1 (fr
EP3986326B1 (fr
Inventor
Ofer Saphier
Tal Levy
Gal Peleg
Eliran Dafna
Sergei Ozerov
Tal Verker
Nir Makmel
Yossef Atiya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Align Technology Inc
Original Assignee
Align Technology Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Align Technology Inc filed Critical Align Technology Inc
Priority to EP23197235.7A priority Critical patent/EP4302684A3/fr
Publication of EP3986326A1 publication Critical patent/EP3986326A1/fr
Application granted granted Critical
Publication of EP3986326C0 publication Critical patent/EP3986326C0/fr
Publication of EP3986326B1 publication Critical patent/EP3986326B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00—Impression cups, i.e. impression trays; Impression methods
    • A61C9/004—Means or methods for taking digitized impressions
    • A61C9/0046—Data acquisition means or methods
    • A61C9/0053—Optical means or methods, e.g. scanning the teeth by a laser or light beam
    • A61C9/006—Optical means or methods, e.g. scanning the teeth by a laser or light beam projecting one or more stripes or patterns on the teeth
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/204—Image signal generators using stereoscopic image cameras
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00—Impression cups, i.e. impression trays; Impression methods
    • A61C9/004—Means or methods for taking digitized impressions
    • A61C9/0046—Data acquisition means or methods
    • A61C9/0053—Optical means or methods, e.g. scanning the teeth by a laser or light beam
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/245—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2513—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2545—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with one projection direction and several detection directions, e.g. stereo
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
    • G16H50/50—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
    • H04N1/00018—Scanning arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
    • A61B5/0088—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for oral or dental tissue
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20081—Training; Learning
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20084—Artificial neural networks [ANN]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30036—Dental; Teeth
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N2013/0074—Stereoscopic image analysis
    • H04N2013/0081—Depth or disparity estimation from stereoscopic image signals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Public Health (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Medical Informatics (AREA)
  • Theoretical Computer Science (AREA)
  • Primary Health Care (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Endoscopes (AREA)
  • Image Analysis (AREA)
EP20740147.2A 2019-06-24 2020-06-24 Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale Active EP3986326B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP23197235.7A EP4302684A3 (fr) 2019-06-24 2020-06-24 Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962865878P 2019-06-24 2019-06-24
US201962953060P 2019-12-23 2019-12-23
US16/910,042 US11563929B2 (en) 2019-06-24 2020-06-23 Intraoral 3D scanner employing multiple miniature cameras and multiple miniature pattern projectors
PCT/US2020/039438 WO2020264035A1 (fr) 2019-06-24 2020-06-24 Dispositif de balayage 3d intrabuccal employant de multiples caméras miniatures et de multiples projecteurs de motif miniatures

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP23197235.7A Division EP4302684A3 (fr) 2019-06-24 2020-06-24 Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale
EP23197235.7A Division-Into EP4302684A3 (fr) 2019-06-24 2020-06-24 Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale

Publications (3)

Publication Number Publication Date
EP3986326A1 EP3986326A1 (fr) 2022-04-27
EP3986326C0 true EP3986326C0 (fr) 2023-11-01
EP3986326B1 EP3986326B1 (fr) 2023-11-01

Family

ID=74038122

Family Applications (2)

Application Number Title Priority Date Filing Date
EP20740147.2A Active EP3986326B1 (fr) 2019-06-24 2020-06-24 Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale
EP23197235.7A Pending EP4302684A3 (fr) 2019-06-24 2020-06-24 Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP23197235.7A Pending EP4302684A3 (fr) 2019-06-24 2020-06-24 Méthode et système pour générer une image numérique tridimensionnelle d'une surface tridimensionnelle intraorale

Country Status (8)

Country Link
US (4) US11563929B2 (fr)
EP (2) EP3986326B1 (fr)
JP (2) JP7661250B2 (fr)
KR (1) KR20220024959A (fr)
CN (1) CN114302672B (fr)
AU (2) AU2020308562B2 (fr)
CA (1) CA3142801A1 (fr)
WO (1) WO2020264035A1 (fr)

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US20240163413A1 (en) 2024-05-16
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JP2025106354A (ja) 2025-07-15
US11930154B2 (en) 2024-03-12
CA3142801A1 (fr) 2020-12-30
US12143558B2 (en) 2024-11-12
JP7848379B2 (ja) 2026-04-20
JP7661250B2 (ja) 2025-04-14
EP3986326A1 (fr) 2022-04-27
CN114302672B (zh) 2026-01-13
US20200404243A1 (en) 2020-12-24
CN114302672A (zh) 2022-04-08
EP4302684A2 (fr) 2024-01-10
US20250184464A1 (en) 2025-06-05
US20230156173A1 (en) 2023-05-18
JP2022539702A (ja) 2022-09-13
WO2020264035A1 (fr) 2020-12-30
EP3986326B1 (fr) 2023-11-01
EP4302684A3 (fr) 2024-03-20
US11563929B2 (en) 2023-01-24
KR20220024959A (ko) 2022-03-03

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